1: (6 11 20)

(0 19 8)(1 18 3)(2 7 4)(5 16 15)(6 14 13 20 9)(10 17 12)(11)

2: (0 19 8)

(0)(1 18 3)(2 7 4)(5 16 15)(6 14 13 20 9)(8)(10 17 12)(11)(19)

3: (6 14 9)

(0)(1 18 3)(2 7 4)(5 16 15)(6)(8)(9 13 20)(10 17 12)(11)(14)(19)

4: (10 17 12)

(0)(1 18 3)(2 7 4)(5 16 15)(6)(8)(9 13 20)(10)(11)(12)(14)(17)(19)